We're close to releasing the twitter lists for our teamseesmic members - here's what you'll find when you have access to it.
Accessing your Twitter Lists
In this preview version, you can access your Twitter Lists as a separate column in Seesmic Desktop.
Find your Twitter Lists alphabetically under USERLISTS in the sidebar, distinguishing your own list and other lists by the colored "t" icon.
Simply click on one of the lists in the side bar and a column for that list will appear. Please note that you will need to manually refresh the list, as this counts against your API limits.

You can also add users to a userlist.
When clicking on the gearwheel "*" on the avatar of the person you wish the add
Select "Add to Userlist" and choose the Twitter List or Userlist to add.You can also add users to a userlist.
When clicking on the gearwheel "*" on the avatar of the person you wish the add
Select "Add to Userlist" and choose the Twitter List or Userlist to add.

When we release it, we'll have a couple more items to share - and you can share your feedback here - thanks! Yama